
const baseURL = 'https://obuge.com/juzao'
//const baseURL = 'http://localhost:3001'

let interceptors = {///拦截器
  request(req){///请求拦截器
    return new Promise(next => {
      req.url = /^http/.test(req.url) ? req.url : (baseURL + req.url)
      req.header = req.header || {}
      ///设置token
      if(wx.token) req.header.token = wx.token
      next(req)
    })
  },
  response(res){///响应拦截器
    return new Promise(next => {
      let data = res.data
      if(res.statusCode == 404){
        data = {errorMsg:'请求接口不存在'}
      }else if(res.statusCode == 500){
        data = {errorMsg:res.data || '服务器错误，请联系网站管理员'}
      }else if(res.statusCode == 200){///正常业务
        //next(res.data)
      }else{
        data = {errorMsg:res.errMsg || '未知错误'}
      }
      if(data.errorMsg) {
        wx.showToast({
          title: data.errorMsg,
          icon:'none',
          duration: 2000
        })
      }
      next(data)
    })
  }
}

function GET(url,query,args){
  args = args || {}
  return new Promise((resolve,reject) => {
    interceptors.request({url,...args}).then(req => {
      wx.request({
        ...req,
        data:query,
        success: (res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
        },
        fail:(res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
        }
      })
    })
  })
}

function PUT(url,data,args){
  args = args || {}
  return new Promise((resolve,reject) => {
    interceptors.request({url,...args}).then(req => {
      wx.request({
        ...req,
        data,
        method:'PUT',
        success: (res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
        },
        fail:(res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
        }
      })
    })
  })
}

function POST(url,data,args){
  args = args || {}
  return new Promise((resolve,reject) => {
    interceptors.request({url,...args}).then(req => {
      wx.request({
        ...req,
        data,
        method:'POST',
        success: (res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
        },
        fail:(res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
        }
      })
    })
  })
}

function DELETE(url,data){
  return new Promise((resolve,reject) => {
    interceptors.request({url}).then(req => {
      wx.request({
        ...req,
        data,
        method:'DELETE',
        success: (res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
        },
        fail:(res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
        }
      })
    })
  })
}


module.exports = {
  baseURL,
  get:GET,
  put:PUT,
  post:POST,
  delete:DELETE
}
